Welcome to FastFlat4.com! The mid-west leader in Subaru performance products and tuning solutions on line. FastFlat4 is dedicated to providing the industries best in performance products and customer service. Need technical support or have a question about a product, tuning or simply don't see the product you are looking for?  Please don't hesitate to contact us.  Our knowledgeable team is here to help! 

Thank you for choosing FastFlat4!

What is the most important aspect of modifying your Subaru?  Here at FF4 we feel it all comes down to the tuning and who better to handle the brain of your project than COBB Tuning and their AccessPort.

Browse the AP for your project!

Browse other quality COBB products!

 

Whether you setup your Subie for street, strip, gravel or tarmac; stance is important.  FF4 offers many coilover options for your project.  Full coilover systems not only offer easy raising and lowering of your car, they are manufactured together to offer the right valving for the spring rates of each system providing greater control and safety. 

Browse our Suspension catalog!

There's nothing more pleasing to the ears than the roar of the Boxer engine! So why not make it more evident to yourself and your fellow Subie enthusiasts? 

We at FF4 offer the most popular and well manufactured exhaust systems available today.  Whether you're looking for a subtle note to add to your daily driver or want that loud roar for your       weekend warrior/track prepped race car, we have it available!

Browse our Exhaust cataolg!

If you're a reader, or just want to see what we have to say about everyday situations on life happenstances check out our FF4 Blog.